Home / 82,237.70-123,360.95-26,082.08

Finding the Fourth Proportional to 82,237.70, 123,360.95 and 26,082.08

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Solution

The fourth proportional to 82,237.70, 123,360.95 and 26,082.08 is: 39,124.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,237.70 : 123,360.95 = 26,082.08 : x
  2. Step 2: Convert to fraction form
    82,237.70/123,360.95 = 26,082.08/x
  3. Step 3: Cross multiply
    82,237.70x = 123,360.95 × 26,082.08
  4. Step 4: Simplify right side
    82,237.70x = 3,217,509,549.97
  5. Step 5: Solve for x
    x = 3,217,509,549.97/82,237.70
  6. Step 6: Final answer
    x = 39,124.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.